package com.system.manager.common.handler;

import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.reflection.MetaObject;
import org.springframework.stereotype.Component;

import java.util.Date;

/**
 * 设置自动填充字段
 *
 * @author xiaopeng
 */
// @Component必须要加，不然spring无法扫描到包

@Slf4j
@Component
public class MyMetaObjectHandler implements MetaObjectHandler {

    // 插入时的填充策略
    public void insertFill(MetaObject metaObject) {
        log.info("start insert fill.....");
        this.setFieldValByName("createTime", new Date(), metaObject);
        this.setFieldValByName("updateTime", new Date(), metaObject);
    }

    // 更新时的填充策略
    public void updateFill(MetaObject metaObject) {
        log.info("start update fill.....");
        this.setFieldValByName("updateTime", new Date(), metaObject);

    }
}
